SN4 ""

No	Pattern	Freq
1	[noun] who should	259
2	[noun sg] who should	123
3	[noun pl] who should	93
4	[prep] who should	81
5	[prep] who should	81
6	[verb] who should	47
7	[adj] who should	43
8	[conj] who should	41
9	[coord] who should	38
10	[n mass] who should	34
11	people who should	33
12	people who should	33
13	[det] who should	31
14	and who should	30
15	and who should	30
16	[pron] who should	29
17	decide who should	27
18	about who should	26
19	about who should	26
20	those who should	23
21	those who should	23
22	[to-vb] who should	20
23	to who should	19
24	to who should	19
25	man who should	18
26	[adv] who should	16
27	[indef pn] who should	16
28	man who should	15
29	to decide who should	14
30	[pers pn] who should	13